com.mysql.jdbc.CommunicationsException: Communications link failure due to underlying exception: ** BEGIN NESTED EXCEPTION ** java.io. EOFException STACKTRACE: java.io.EOFException at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:1905) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:2351) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:2862) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:1571) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:1666) at com.mysql.jdbc.Connection.execSQL(Connection.java:2988) at com.mysql.jdbc.Connection.execSQL(Connection.java:2917) at com.mysql.jdbc.Statement.executeQuery(Statement.java:824)

Oracle Community | 807581 | 10 years ago
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    Problem with connection to PostgreSQL 8 database

    Oracle Community | 10 years ago | 807581
    com.mysql.jdbc.CommunicationsException: Communications link failure due to underlying exception: ** BEGIN NESTED EXCEPTION ** java.io. EOFException STACKTRACE: java.io.EOFException at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:1905) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:2351) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:2862) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:1571) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:1666) at com.mysql.jdbc.Connection.execSQL(Connection.java:2988) at com.mysql.jdbc.Connection.execSQL(Connection.java:2917) at com.mysql.jdbc.Statement.executeQuery(Statement.java:824)
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    com.vnu.gmp.mule.consumers.ExecuteDataPrepConsumer: ExecuteDataPrepConsumer failed with exception for studyTag [S000001] workflowname [wf_Process_Data] and taskname [wklt_CMN_Initial_Load]. org.springframework.transaction.CannotCreateTransactionException: Could not open Hibernate Session for transaction; nested exception is org.hibernate.TransactionException: JDBC begin failed: at org.springframework.orm.hibernate3.HibernateTransactionManager.doBegin(HibernateTransactionManager.java:596)
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    mysql.com | 7 months ago
    com.mysql.jdbc.CommunicationsException: Communications link failure due to underlying exception: ** BEGIN NESTED EXCEPTION ** java.io.EOFExceptionSTACKTRACE:java.io.EOFException at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:1895) at com.mysql.jdbc.MysqlIO.readPacket(MysqlIO.java:496) at com.mysql.jdbc.MysqlIO.doHandshake(MysqlIO.java:997) at com.mysql.jdbc.Connection.createNewIO(Connection.java:1813) at com.mysql.jdbc.Connection.<init>(Connection.java:408) at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:270) at java.sql.DriverManager.getConnection(DriverManager.java:512) at java.sql.DriverManager.getConnection(DriverManager.java:171) at org.springframework.jdbc.datasource.DriverManagerDataSource.getConnectionFromDriverManager(DriverManagerDataSource.java:156) at org.springframework.jdbc.datasource.DriverManagerDataSource.getConnectionFromDriverManager(DriverManagerDataSource.java:144) at org.springframework.jdbc.datasource.DriverManagerDataSource.getConnection(DriverManagerDataSource.java:132) at org.springframework.orm.hibernate.LocalDataSourceConnectionProvider.getConnection(LocalDataSourceConnectionProvider.java:59) at net.sf.hibernate.cfg.SettingsFactory.buildSettings(SettingsFactory.java:84)
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    Hey need help with a mysql exception i am getting abt communication link failure

    Stack Overflow | 6 years ago | anonymous123
    com.mysql.jdbc.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driv er has not received any packets from the server. at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:1 112) at com.mysql.jdbc.MysqlIO.&lt;init&gt;(MysqlIO.java:346)
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    Coderanch | 10 years ago | Migrated From Jforum.net
    java.lang.reflect.InvocationTargetException

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    Root Cause Analysis

    1. com.mysql.jdbc.CommunicationsException

      Communications link failure due to underlying exception: ** BEGIN NESTED EXCEPTION ** java.io. EOFException STACKTRACE: java.io.EOFException at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:1905) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:2351) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:2862) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:1571) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:1666) at com.mysql.jdbc.Connection.execSQL(Connection.java:2988) at com.mysql.jdbc.Connection.execSQL(Connection.java:2917) at com.mysql.jdbc.Statement.executeQuery(Statement.java:824)

      at Brokers.ClientBroker.getClientString()
    2. Brokers
      ClientBroker.getClientString
      1. Brokers.ClientBroker.getClientString(ClientBroker.java:16)
      1 frame
    3. Unknown
      SignIn.doPost
      1. SignIn.doPost(SignIn.java:43)
      1 frame
    4. JavaServlet
      HttpServlet.service
      1. javax.servlet.http.HttpServlet.service(HttpServlet.java:165)
      2. javax.servlet.http.HttpServlet.service(HttpServlet.java:103)
      2 frames
    5. com.caucho.server
      TcpConnection.run
      1. com.caucho.server.http.FilterChainServlet.doFilter(FilterChainServlet.java:96)
      2. com.caucho.server.http.Invocation.service(Invocation.java:315)
      3. com.caucho.server.http.CacheInvocation.service(CacheInvocation.java:135)
      4. com.caucho.server.http.RunnerRequest.handleRequest(RunnerRequest.java:346)
      5. com.caucho.server.http.RunnerRequest.handleConnection(RunnerRequest.java:274)
      6. com.caucho.server.TcpConnection.run(TcpConnection.java:139)
      6 frames
    6. Java RT
      Thread.run
      1. java.lang.Thread.run(Thread.java:534)
      1 frame